hydro ban

I need your professional advice whether a Laticrete Hydro Ban patch in of a drain over hot mop will work. My contractor neglected to install my new drain in a high end Master Bath redo. When brought to his attention he drilled out the tile and the old drain. Installed the new (cast iron) drain...

I'm building a new house and have 3 bathrooms to finish. I have some leftover Kerdi pieces from a remodel in my last house (corners, opening seals, a niche I didn't use). In my shopping I've found that the Laticrete membrane is lower priced than the Kerdi and seems to be equally as good. Is...